CH 6 The Digestive System

The use of energy to move substances, usually ions, across a cell membrane

The tube via which food passes through the body, consisting of the mouth, oesophagus, stomach and intestines

A secretion of the liver, stored in the gall bladder and released into the small intestine

Substances that breakdown fats into tiny droplets

A ball-like structure of food and saliva

The pointed tooth between the incisors and premolars

The breakdown of food to small molecules by chemicals

The semifluid mass of partially digested food that leaves the stomach

Smooth muscle with fibres arranged in a circle around an organ eg. the stomach

An autoimmune disease due to the immune system reacting to gluten

Cancer in the colon and rectum (bowel cancer)

A condition in which defection is difficult, with faeces being hard and dry

An enzyme in pancreatic juice that digests DNA

The frequent passing of watery faeces

The mechanical breakdown of food to small molecules that can be absorbed

The system that breaks down the food taken in the body ready for absorption into the body

Removal of indigestible material, bacteria and bile pigments from the body

To mix two liquids that would not normally mix

Material passed out of the rectum

The secretory unit of the stomach located in gastric pits, produces gastric juice

The digestive juice secreted by the glands of the stomach

The narrow-edged tooth at the front of the mouth, use for cutting

The intake of food, liquids or drugs into the mouth

The digestive juice secreted by the glands of the small intestine